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support copy-on-write on Linux #11

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hyperfekt opened this issue Jul 9, 2021 · 0 comments
Open

support copy-on-write on Linux #11

hyperfekt opened this issue Jul 9, 2021 · 0 comments

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@hyperfekt
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For filesystems that support it, Linux offers the FICLONE operation of the ioctl syscall which results in what is commonly called a reflink and defers creating another copy of the data until necessary. This could speed up copying on Linux dramatically in some cases.
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